Finding the Fourth Proportional to 850,280.63, 1,173,363.63 and 463,087.58
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Solution
The fourth proportional to 850,280.63, 1,173,363.63 and 463,087.58 is: 639,047.99
Step by Step Solution
- Step 1: Write the proportion equation
850,280.63 : 1,173,363.63 = 463,087.58 : x - Step 2: Convert to fraction form
850,280.63/1,173,363.63 = 463,087.58/x - Step 3: Cross multiply
850,280.63x = 1,173,363.63 × 463,087.58 - Step 4: Simplify right side
850,280.63x = 543,370,123,876.72 - Step 5: Solve for x
x = 543,370,123,876.72/850,280.63 - Step 6: Final answer
x = 639,047.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.